| 1 | Nuclear Physics | 701 | 18.9K | 280 | 348 |
| 2 | Physics | 629 | 12.8K | 636 | 1367 |
| 3 | Science | 438 | 12.2K | 646 | 1315 |
| 4 | Public Health | 797 | 11.2K | 99 | 316 |
| 5 | Condensed Matter | 506 | 11.1K | 198 | 305 |
| 6 | Solid State Physics | 444 | 10.2K | 249 | 325 |
| 7 | Medicine | 456 | 10.0K | 653 | 1097 |
| 8 | Statistical physics | 470 | 9.2K | 123 | 235 |
| 9 | Biochemistry | 264 | 9.0K | 1110 | 1135 |
| 10 | Chemistry | 253 | 7.5K | 1259 | 1477 |
| 11 | Analytical Chemistry | 84 | 7.4K | 863 | 361 |
| 12 | Spectrum analysis | 157 | 7.4K | 508 | 521 |
| 13 | Biology | 236 | 7.3K | 967 | 1755 |
| 14 | Research | 205 | 6.2K | 958 | 1047 |
| 15 | Marine Biology | 213 | 6.1K | 130 | 173 |
| 16 | Astrophysics | 89 | 5.8K | 756 | 696 |
| 17 | Catalysis | 141 | 5.3K | 522 | 562 |
| 18 | Materials | 302 | 4.7K | 586 | 1046 |
| 19 | food technology | 132 | 4.7K | 172 | 163 |
| 20 | Pollution | 125 | 4.5K | 711 | 908 |
| 21 | Microbiology | 173 | 4.5K | 785 | 1215 |
| 22 | Food | 121 | 4.4K | 226 | 242 |
| 23 | Water pollution | 118 | 4.4K | 219 | 298 |
| 24 | Marine Pollution | 100 | 4.2K | 34 | 46 |
| 25 | Molecular Biology | 145 | 3.8K | 1275 | 1806 |
| 26 | Pharmaceutical Chemistry | 93 | 3.7K | 600 | 544 |
| 27 | Ecology | 112 | 3.4K | 978 | 1321 |
| 28 | Health Policy | 230 | 3.3K | 75 | 202 |
| 29 | Public Health Administration | 227 | 3.3K | 9 | 10 |
| 30 | Organic Chemistry | 83 | 3.2K | 509 | 399 |
| 31 | Operations Research | 116 | 3.1K | 139 | 197 |
| 32 | Bioorganic chemistry | 73 | 3.1K | 413 | 341 |
| 33 | Parasitology | 121 | 3.1K | 135 | 171 |
| 34 | Nonlinear Dynamics | 180 | 3.0K | 123 | 242 |
| 35 | environmental pollution | 80 | 3.0K | 724 | 786 |
| 36 | Neurology | 153 | 3.0K | 779 | 1241 |
| 37 | Nutrition | 114 | 2.8K | 507 | 702 |
| 38 | Clinical Chemistry | 46 | 2.7K | 679 | 448 |
| 39 | Quantum Gravity | 160 | 2.7K | 328 | 504 |
| 40 | Natural history | 51 | 2.7K | 770 | 1899 |
| 41 | Biophysics | 72 | 2.6K | 1319 | 1213 |
| 42 | Bacteriology | 135 | 2.6K | 146 | 377 |
| 43 | Electrical Engineering | 133 | 2.3K | 356 | 273 |
| 44 | Mathematical Physics | 210 | 2.2K | 158 | 370 |
| 45 | Geochemistry | 55 | 2.1K | 445 | 454 |
| 46 | Latin America | 260 | 2.1K | 14 | 20 |
| 47 | Psychiatry | 65 | 2.0K | 878 | 1015 |
| 48 | Economics | 211 | 2.0K | 341 | 719 |
| 49 | Earth Sciences | 94 | 2.0K | 405 | 593 |
| 50 | Education | 259 | 2.0K | 179 | 462 |
| 51 | Tropical Medicine | 141 | 1.9K | 44 | 132 |
| 52 | Mathematics | 250 | 1.9K | 587 | 867 |
| 53 | Epidemiology | 83 | 1.7K | 541 | 748 |
| 54 | Environmental Health | 77 | 1.7K | 939 | 1392 |
| 55 | Metallurgy | 67 | 1.7K | 406 | 473 |
| 56 | Physiology | 83 | 1.6K | 706 | 1090 |
| 57 | Pharmacology | 84 | 1.6K | 1086 | 1472 |
| 58 | Geophysics | 54 | 1.6K | 913 | 958 |
| 59 | Paleoclimatology | 60 | 1.6K | 127 | 197 |
| 60 | Toxicology | 69 | 1.6K | 919 | 1204 |
| 61 | Nanotechnology | 55 | 1.5K | 1323 | 1601 |
| 62 | Paleoecology | 49 | 1.4K | 140 | 182 |
| 63 | Paleogeography | 48 | 1.4K | 120 | 161 |
| 64 | Biogeochemistry | 33 | 1.4K | 253 | 329 |
| 65 | Biodiversity | 34 | 1.4K | 469 | 497 |
| 66 | Oceanography | 70 | 1.4K | 294 | 459 |
| 67 | Geology | 85 | 1.4K | 548 | 750 |
| 68 | Colloids | 36 | 1.4K | 1221 | 1180 |
| 69 | Superconductors | 45 | 1.3K | 212 | 123 |
| 70 | Sustainable Development | 27 | 1.3K | 385 | 385 |
| 71 | Renewable Energy Sources | 23 | 1.3K | 848 | 978 |
| 72 | Mental illness | 12 | 1.3K | 979 | 649 |
| 73 | Communication | 132 | 1.3K | 115 | 447 |
| 74 | Parasitic Diseases | 50 | 1.2K | 267 | 389 |
| 75 | Optics | 102 | 1.2K | 836 | 1027 |
| 76 | Biotechnology | 38 | 1.2K | 1815 | 2153 |
| 77 | Cytology | 45 | 1.2K | 1227 | 1803 |
| 78 | Ethnology | 116 | 1.2K | 54 | 113 |
| 79 | Medical genetics | 11 | 1.2K | 1566 | 1156 |
| 79 | Electrochemistry | 52 | 1.2K | 1122 | 1085 |
| 81 | Environment | 45 | 1.2K | 1261 | 2118 |
| 82 | Chemical Engineering | 60 | 1.1K | 1178 | 1686 |
| 83 | Food Microbiology | 32 | 1.1K | 221 | 308 |
| 84 | Parasites | 47 | 1.1K | 198 | 254 |
| 85 | coal | 24 | 1.0K | 479 | 468 |
| 86 | biological factors | 33 | 1.0K | 378 | 410 |
| 87 | Immunology | 30 | 1.0K | 1167 | 1373 |
| 88 | Health Education | 111 | 990 | 157 | 389 |
| 89 | Building Materials | 21 | 987 | 614 | 602 |
| 90 | Light | 6 | 975 | 667 | 458 |
| 91 | Molecular structure | 81 | 969 | 201 | 638 |
| 92 | Quality Control | 54 | 965 | 122 | 280 |
| 93 | computer networks | 36 | 963 | 598 | 610 |
| 93 | Metals | 34 | 963 | 579 | 642 |
| 95 | Cell Biology | 35 | 952 | 1309 | 2013 |
| 96 | Photonics | 9 | 950 | 1253 | 695 |
| 97 | Food additives | 15 | 947 | 425 | 295 |
| 97 | hydrocolloids | 15 | 947 | 209 | 213 |
| 99 | Coastal zone management | 32 | 938 | 55 | 62 |
| 100 | Biogeography | 12 | 934 | 426 | 358 |
| 101 | Economic History | 114 | 920 | 260 | 664 |
| 102 | Metallography | 18 | 916 | 257 | 111 |
| 103 | Algae | 12 | 909 | 339 | 164 |
| 104 | Environmental Geology | 34 | 908 | 237 | 312 |
| 105 | Neurochemistry | 46 | 907 | 572 | 865 |
| 106 | Environmental monitoring | 50 | 904 | 788 | 1443 |
| 107 | Biocompatible Materials | 32 | 903 | 1291 | 1674 |
| 108 | disease vectors | 21 | 901 | 229 | 167 |
| 109 | Environmental pollutants | 30 | 898 | 529 | 630 |
| 110 | Metabolism | 26 | 880 | 991 | 1163 |
| 111 | Composite Materials | 42 | 871 | 676 | 1016 |
| 111 | pollutants | 27 | 871 | 459 | 539 |
| 113 | Atomic spectroscopy | 35 | 868 | 175 | 192 |
| 114 | Fracture mechanics | 55 | 862 | 221 | 337 |
| 115 | Energy Policy | 27 | 860 | 813 | 1054 |
| 116 | Marine resources | 27 | 850 | 81 | 83 |
| 117 | Geography | 26 | 837 | 589 | 562 |
| 118 | Mental Disorders | 8 | 828 | 1867 | 1136 |
| 119 | Meteorites | 14 | 818 | 437 | 426 |
| 120 | Neurophysiology | 26 | 817 | 1035 | 1213 |
| 121 | Continental shelf | 10 | 793 | 167 | 93 |
| 122 | Reproduction | 65 | 785 | 376 | 747 |
| 123 | Climatology | 44 | 767 | 362 | 622 |
| 124 | Ultrasonics | 10 | 766 | 600 | 320 |
| 125 | Meteorology | 26 | 760 | 714 | 934 |
| 125 | Sonochemistry | 9 | 760 | 248 | 142 |
| 127 | Environmental Policy | 23 | 759 | 1067 | 1381 |
| 128 | Brain | 30 | 747 | 880 | 1073 |
| 129 | Molecular Spectroscopy | 41 | 746 | 274 | 366 |
| 129 | Psychophysiology | 21 | 746 | 1089 | 1173 |
| 131 | Environmental Microbiology | 14 | 737 | 547 | 555 |
| 132 | Toxins | 26 | 729 | 123 | 141 |
| 133 | Solid State Chemistry | 62 | 728 | 402 | 670 |
| 134 | Histology | 19 | 722 | 709 | 692 |
| 135 | Surface Chemistry | 27 | 710 | 1476 | 1554 |
| 136 | Radiation | 40 | 709 | 428 | 522 |
| 136 | Communication in medicine | 71 | 709 | 38 | 113 |
| 138 | venom | 24 | 708 | 119 | 130 |
| 139 | Animal breeding | 54 | 702 | 88 | 167 |
| 140 | Psychology | 86 | 699 | 751 | 1574 |
| 141 | Artificial Intelligence | 26 | 695 | 1283 | 1346 |
| 142 | Breeding | 53 | 686 | 164 | 384 |
| 143 | Environmental Toxicology | 24 | 683 | 740 | 972 |
| 144 | Materials Science | 68 | 681 | 1069 | 2007 |
| 145 | Pharmacognosy | 39 | 680 | 337 | 639 |
| 146 | Genetics | 9 | 673 | 2436 | 2011 |
| 147 | Telecommunication | 28 | 668 | 864 | 921 |
| 148 | Pathology | 9 | 661 | 1354 | 970 |
| 149 | Neuropsychology | 17 | 659 | 925 | 818 |
| 150 | global environmental change | 8 | 649 | 457 | 339 |
| 151 | Animal health | 33 | 630 | 50 | 36 |
| 151 | dietary supplements | 12 | 630 | 284 | 170 |
| 153 | food handling | 22 | 624 | 170 | 225 |
| 154 | Community Psychiatry | 1 | 618 | 1673 | 317 |
| 154 | Psychiatric Epidemiology | 1 | 618 | 899 | 156 |
| 156 | Metabolic diseases | 8 | 610 | 1467 | 1274 |
| 157 | Cognitive Science | 12 | 609 | 671 | 570 |
| 158 | Diet | 23 | 604 | 661 | 984 |
| 159 | energy conservation | 16 | 603 | 761 | 960 |
| 160 | Marine Geology | 23 | 602 | 144 | 170 |
| 161 | Sports Medicine | 41 | 590 | 567 | 815 |
| 161 | Antarctica | 60 | 590 | 35 | 59 |
| 163 | Biodegradation | 13 | 584 | 175 | 147 |
| 164 | Environmental Management | 20 | 581 | 1100 | 1462 |
| 165 | Petroleum Geology | 22 | 577 | 134 | 172 |
| 165 | Nanostructured Materials | 29 | 577 | 1101 | 1449 |
| 167 | Cancer | 15 | 573 | 1713 | 1880 |
| 168 | Planets | 9 | 568 | 924 | 806 |
| 169 | ecosystem | 21 | 566 | 398 | 614 |
| 170 | Biomedical Engineering | 39 | 558 | 1446 | 2244 |
| 171 | Computer Graphics | 30 | 548 | 453 | 610 |
| 172 | Endocrinology | 23 | 546 | 1123 | 1592 |
| 173 | Cosmochemistry | 17 | 539 | 294 | 331 |
| 174 | environmental protection | 46 | 537 | 669 | 1557 |
| 175 | economic policy | 90 | 536 | 182 | 607 |
| 176 | Economic Development | 27 | 531 | 363 | 694 |
| 176 | Biodiversity conservation | 13 | 531 | 754 | 1047 |
| 178 | Radiology | 8 | 520 | 943 | 411 |
| 179 | Medical Microbiology | 21 | 519 | 875 | 1256 |
| 180 | Virology | 28 | 518 | 1047 | 2041 |
| 181 | Parenteral nutrition | 9 | 516 | 563 | 464 |
| 182 | Enteral nutrition | 8 | 512 | 484 | 373 |
| 183 | Biogeochemical cycles | 3 | 506 | 430 | 283 |
| 183 | Health | 53 | 506 | 345 | 792 |
| 185 | Microbial Ecology | 19 | 495 | 854 | 1352 |
| 186 | Botany | 45 | 492 | 1065 | 1942 |
| 187 | Sports | 36 | 491 | 496 | 705 |
| 188 | Astronomy | 28 | 485 | 1124 | 1507 |
| 189 | Nursing | 64 | 483 | 201 | 431 |
| 190 | Technology | 27 | 479 | 1329 | 1606 |
| 191 | Vaccines | 22 | 476 | 639 | 827 |
| 192 | Water Microbiology | 9 | 475 | 149 | 92 |
| 192 | Fouling | 9 | 475 | 65 | 60 |
| 194 | mass transfer | 29 | 461 | 475 | 738 |
| 195 | Organic Geochemistry | 11 | 457 | 149 | 184 |
| 196 | Engineering | 41 | 455 | 1052 | 1587 |
| 197 | Bioengineering | 13 | 454 | 2331 | 2628 |
| 197 | nanoscience | 15 | 454 | 1401 | 1619 |
| 199 | mathematical analysis | 57 | 453 | 447 | 658 |
| 200 | econometric models | 13 | 451 | 148 | 135 |
| 201 | natural disasters | 9 | 446 | 652 | 461 |
| 202 | Respiration | 19 | 443 | 542 | 688 |
| 203 | Urology | 34 | 441 | 492 | 883 |
| 204 | Signal Transduction | 8 | 435 | 905 | 859 |
| 205 | Oncology | 8 | 432 | 1493 | 1715 |
| 206 | Mycology | 16 | 426 | 643 | 739 |
| 207 | Educational Sociology | 24 | 425 | 24 | 43 |
| 207 | Bioinorganic chemistry | 24 | 425 | 381 | 524 |
| 209 | cosmic rays | 4 | 424 | 400 | 105 |
| 210 | Superconductivity | 15 | 422 | 173 | 133 |
| 211 | Dermatology | 25 | 417 | 591 | 811 |
| 212 | Homeostasis | 1 | 413 | 777 | 651 |
| 212 | Cell metabolism | 1 | 413 | 1208 | 680 |
| 214 | Production Engineering | 41 | 409 | 379 | 654 |
| 215 | Software Engineering | 14 | 405 | 425 | 394 |
| 216 | Combinatorial optimization | 22 | 404 | 54 | 33 |
| 217 | System analysis | 35 | 403 | 521 | 922 |
| 218 | Electrochemical Analysis | 12 | 402 | 753 | 598 |
| 219 | Information Technology | 10 | 376 | 1322 | 1045 |
| 220 | actuators | 7 | 372 | 1568 | 1228 |
| 220 | transducers | 7 | 372 | 1568 | 1228 |
| 222 | Electronics | 15 | 371 | 1836 | 1650 |
| 223 | Computer Science | 14 | 369 | 816 | 587 |
| 224 | Information Science | 56 | 368 | 313 | 1214 |
| 225 | Diagnostic microbiology | 6 | 367 | 912 | 973 |
| 226 | Engineering Geology | 5 | 357 | 1140 | 683 |
| 227 | Polymers | 21 | 347 | 2037 | 2337 |
| 227 | Water | 12 | 347 | 1290 | 1683 |
| 227 | Nervous system | 18 | 347 | 1017 | 1566 |
| 230 | Biochemical Engineering | 11 | 345 | 1926 | 2588 |
| 231 | History of Medicine | 70 | 344 | 14 | 39 |
| 231 | Zeolites | 2 | 344 | 1147 | 454 |
| 233 | Behavior | 10 | 338 | 1775 | 1996 |
| 234 | Paleoceanography | 2 | 337 | 213 | 142 |
| 235 | civilization | 60 | 336 | 79 | 59 |
| 236 | Statistical Mechanics | 33 | 333 | 108 | 215 |
| 237 | Anthropology | 71 | 331 | 175 | 543 |
| 238 | Telecommunication Systems | 12 | 328 | 737 | 546 |
| 239 | Forest Ecology | 7 | 321 | 672 | 574 |
| 240 | Carbon | 12 | 319 | 629 | 947 |
| 241 | Food preferences | 16 | 318 | 90 | 183 |
| 242 | Anatomy | 41 | 317 | 417 | 1068 |
| 243 | Physical Chemistry | 12 | 311 | 1133 | 1240 |
| 244 | Production Management | 32 | 310 | 217 | 800 |
| 245 | Hormones | 9 | 307 | 758 | 791 |
| 245 | energy resources | 15 | 307 | 535 | 1129 |
| 247 | Human genetics | 4 | 306 | 1961 | 2604 |
| 247 | Image Processing | 21 | 306 | 855 | 1296 |
| 249 | environmental issues | 4 | 305 | 350 | 174 |
| 250 | sustainability | 2 | 304 | 1167 | 590 |
| 250 | Agriculture | 10 | 304 | 1132 | 1105 |
| 252 | environmental exposure | 8 | 303 | 1180 | 1096 |
| 252 | Cell death | 4 | 303 | 1135 | 1003 |
| 254 | Hematology | 6 | 302 | 2091 | 1779 |
| 254 | Geomorphology | 14 | 302 | 607 | 863 |
| 256 | China | 10 | 301 | 1672 | 1349 |
| 257 | Econometrics | 19 | 300 | 482 | 617 |
| 258 | Forest Management | 5 | 298 | 772 | 568 |
| 259 | cell physiology | 7 | 297 | 1058 | 1136 |
| 260 | Mechanical Engineering | 43 | 295 | 553 | 950 |
| 261 | Organometallic chemistry | 31 | 292 | 446 | 813 |
| 262 | Sociology | 49 | 291 | 546 | 1481 |
| 263 | Biometrics | 11 | 289 | 544 | 512 |
| 264 | Fluid Dynamics | 15 | 287 | 417 | 547 |
| 265 | soil microbiology | 6 | 286 | 1046 | 1185 |
| 266 | management | 22 | 285 | 1218 | 1936 |
| 267 | Ophthalmology | 15 | 284 | 874 | 1091 |
| 267 | Manufacturing Processes | 20 | 284 | 870 | 1238 |
| 269 | Rheology | 5 | 279 | 448 | 263 |
| 270 | Taste | 13 | 278 | 59 | 82 |
| 270 | smell | 13 | 278 | 59 | 82 |
| 272 | Obstetrics | 20 | 277 | 937 | 1349 |
| 273 | Marine Ecology | 23 | 276 | 175 | 320 |
| 274 | Systems Engineering | 15 | 274 | 907 | 1044 |
| 274 | Neurobiology | 15 | 274 | 808 | 1308 |
| 274 | Magnetic Resonance Spectroscopy | 17 | 274 | 452 | 546 |
| 277 | History | 73 | 273 | 117 | 129 |
| 277 | women | 50 | 273 | 36 | 188 |
| 279 | Pharmacy | 12 | 272 | 1074 | 1249 |
| 279 | Regional Planning | 8 | 272 | 884 | 756 |
| 281 | Fisheries | 16 | 271 | 620 | 867 |
| 282 | Insect biochemistry | 4 | 270 | 376 | 263 |
| 283 | Geriatric Oncology | 1 | 267 | 1092 | 350 |
| 283 | radioactive waste | 3 | 267 | 851 | 677 |
| 283 | industrial waste | 3 | 267 | 874 | 677 |
| 283 | Hazardous waste | 3 | 267 | 986 | 733 |
| 287 | natural products | 39 | 266 | 305 | 847 |
| 287 | United States | 23 | 266 | 1840 | 2727 |
| 289 | Numerical Analysis | 25 | 264 | 712 | 946 |
| 290 | Physical organic chemistry | 11 | 263 | 737 | 729 |
| 291 | Veterinary Pathology | 26 | 260 | 38 | 77 |
| 291 | finance | 19 | 260 | 878 | 1149 |
| 293 | Work | 38 | 258 | 21 | 119 |
| 293 | Insects | 5 | 258 | 1127 | 688 |
| 295 | Adhesion | 13 | 257 | 183 | 228 |
| 295 | adhesives | 13 | 257 | 201 | 230 |
| 297 | Genomics | 6 | 254 | 2481 | 2214 |
| 297 | Transportation | 12 | 254 | 815 | 962 |
| 299 | Chemical Oceanography | 7 | 253 | 162 | 219 |
| 299 | Cognition | 9 | 253 | 978 | 1012 |
| 301 | Nutrition physiology | 13 | 252 | 243 | 458 |
| 301 | nucleic acids | 4 | 252 | 1572 | 1434 |
| 303 | Signal Processing | 11 | 251 | 1469 | 1609 |
| 303 | Inflammation | 8 | 251 | 641 | 851 |
| 305 | Catalysts | 8 | 248 | 344 | 305 |
| 306 | Cognitive neuroscience | 4 | 245 | 834 | 712 |
| 307 | Zoology | 24 | 240 | 841 | 1266 |
| 307 | Solitons | 11 | 240 | 494 | 531 |
| 307 | Fractals | 11 | 240 | 495 | 533 |
| 307 | Chaos | 11 | 240 | 494 | 531 |
| 307 | Virulence | 5 | 240 | 902 | 1129 |
| 312 | human behavior | 7 | 237 | 1570 | 1972 |
| 313 | United Kingdom | 3 | 236 | 1600 | 1090 |
| 313 | Immunity | 7 | 236 | 1310 | 1928 |
| 315 | Atmospheric Physics | 7 | 235 | 1088 | 1064 |
| 315 | polymerization | 8 | 235 | 2636 | 2338 |
| 317 | Food Policy | 1 | 234 | 653 | 253 |
| 317 | agricultural policy | 1 | 234 | 477 | 212 |
| 317 | world | 1 | 234 | 1273 | 604 |
| 320 | Social Sciences | 26 | 228 | 985 | 1522 |
| 321 | Photochemistry | 11 | 226 | 830 | 1027 |
| 322 | Biomass Energy | 14 | 225 | 1117 | 1904 |
| 322 | Luminescence | 13 | 225 | 542 | 597 |
| 324 | Heterocyclic compounds | 6 | 224 | 700 | 280 |
| 325 | Petroleum Engineering | 20 | 223 | 248 | 431 |
| 325 | Public Administration | 26 | 223 | 337 | 630 |
| 325 | Total Quality Management | 8 | 223 | 189 | 190 |
| 325 | Aquaculture | 14 | 223 | 625 | 843 |
| 329 | Coral reef biology | 10 | 222 | 132 | 210 |
| 330 | Geometry | 38 | 221 | 165 | 287 |
| 331 | Immunopathology | 7 | 220 | 883 | 952 |
| 332 | Molecules | 23 | 218 | 469 | 769 |
| 332 | animal diseases | 7 | 218 | 279 | 252 |
| 334 | Hydrology | 15 | 217 | 1103 | 1545 |
| 334 | Anxiety Disorders | 7 | 217 | 315 | 507 |
| 334 | Anxiety | 7 | 217 | 314 | 508 |
| 337 | Optical materials | 15 | 216 | 1308 | 1948 |
| 338 | miniaturization | 6 | 215 | 1386 | 1479 |
| 339 | Pediatrics | 7 | 213 | 1663 | 1866 |
| 339 | Microelectronics | 6 | 213 | 1402 | 1309 |
| 341 | Obesity | 7 | 211 | 1341 | 1573 |
| 341 | Seaweed | 10 | 211 | 261 | 387 |
| 341 | Quantum theory | 23 | 211 | 230 | 493 |
| 344 | Histochemistry | 10 | 209 | 526 | 610 |
| 344 | Astrocytes | 4 | 209 | 401 | 465 |
| 344 | software | 4 | 209 | 960 | 761 |
| 347 | Environmental Chemistry | 12 | 208 | 1029 | 1794 |
| 348 | Exercise | 25 | 205 | 341 | 705 |
| 349 | Environmental Engineering | 31 | 204 | 1082 | 2835 |
| 350 | Geriatrics | 5 | 203 | 2409 | 1857 |
| 350 | Aging | 6 | 203 | 2056 | 1790 |
| 350 | drug evaluation | 8 | 203 | 827 | 862 |
| 353 | Regional Development | 1 | 202 | 507 | 151 |
| 353 | visualization | 7 | 202 | 1015 | 562 |
| 353 | Development planning | 1 | 202 | 462 | 135 |
| 353 | Economic planning | 1 | 202 | 940 | 244 |
| 357 | Respiratory system | 4 | 201 | 532 | 421 |
| 357 | food industry | 8 | 201 | 332 | 254 |
| 359 | Teratology | 3 | 198 | 273 | 205 |
| 359 | abnormalities | 3 | 198 | 169 | 129 |
| 361 | internet | 11 | 197 | 755 | 1030 |
| 362 | Fluid Mechanics | 12 | 196 | 774 | 919 |
| 362 | Critical Care | 5 | 196 | 1250 | 1534 |
| 362 | Critical Care Medicine | 5 | 196 | 1237 | 1528 |
| 365 | Developing countries | 10 | 195 | 1226 | 1460 |
| 366 | Nanochemistry | 10 | 194 | 569 | 664 |
| 367 | cell interaction | 4 | 190 | 958 | 881 |
| 368 | drugs | 9 | 189 | 1307 | 1481 |
| 368 | vitamins | 3 | 189 | 124 | 92 |
| 370 | Calorimetry | 13 | 187 | 422 | 544 |
| 370 | Thermal analysis | 13 | 187 | 422 | 544 |
| 372 | Medical Physics | 7 | 185 | 1261 | 1329 |
| 373 | Wireless Communication Systems | 14 | 184 | 1160 | 1474 |
| 374 | Information Theory | 14 | 181 | 583 | 910 |
| 374 | Language Disorders | 1 | 181 | 1287 | 488 |
| 374 | Psycholinguistics | 1 | 181 | 1376 | 674 |
| 374 | radiative transfer | 23 | 181 | 136 | 307 |
| 374 | Writing | 1 | 181 | 470 | 158 |
| 374 | Reading | 1 | 181 | 876 | 341 |
| 380 | Project Management | 3 | 180 | 269 | 317 |
| 380 | cytokines | 6 | 180 | 907 | 1054 |
| 382 | Medicinal plants | 8 | 179 | 788 | 1127 |
| 382 | free radicals | 7 | 179 | 944 | 1355 |
| 384 | machinery | 36 | 178 | 71 | 357 |
| 385 | Data Mining | 7 | 177 | 1057 | 1293 |
| 385 | Mechanics | 14 | 177 | 469 | 599 |
| 387 | environmental indicators | 5 | 176 | 919 | 1025 |
| 387 | nuclear magnetic resonance spectroscopy | 11 | 176 | 329 | 393 |
| 387 | NMR | 11 | 176 | 173 | 199 |
| 387 | magnetic resonance | 11 | 176 | 182 | 216 |
| 391 | Animal Behavior | 5 | 175 | 1434 | 1538 |
| 391 | Wildlife conservation | 3 | 175 | 1163 | 1054 |
| 391 | Raman spectroscopy | 11 | 175 | 274 | 442 |
| 391 | Quality of life | 7 | 175 | 942 | 1196 |
| 395 | Wetland ecology | 5 | 174 | 286 | 259 |
| 395 | Nanostructures | 14 | 174 | 854 | 1624 |
| 395 | wetland management | 4 | 174 | 112 | 84 |
| 398 | Particle Physics | 2 | 173 | 266 | 196 |
| 398 | Elementary particles | 2 | 173 | 190 | 183 |
| 400 | Systems Biology | 6 | 172 | 1162 | 1191 |
| 401 | Forecasting | 7 | 171 | 277 | 322 |
| 401 | Electrophoresis | 13 | 171 | 759 | 1199 |
| 401 | soil conservation | 7 | 171 | 430 | 534 |
| 401 | Radio waves | 5 | 171 | 758 | 710 |
| 401 | Radio | 5 | 171 | 1277 | 1201 |
| 406 | Nanobiotechnology | 2 | 169 | 598 | 470 |
| 407 | Morphology | 29 | 168 | 110 | 421 |
| 407 | Fishery resources | 10 | 168 | 247 | 436 |
| 409 | Traffic Engineering | 5 | 167 | 279 | 316 |
| 410 | Land use | 7 | 166 | 684 | 865 |
| 411 | Psychopharmacology | 2 | 165 | 1841 | 1369 |
| 411 | Ethology | 4 | 165 | 1270 | 1371 |
| 411 | Infertility | 2 | 165 | 1127 | 915 |
| 411 | fertility | 2 | 165 | 1229 | 974 |
| 415 | Drug design | 9 | 164 | 856 | 1235 |
| 416 | Journalism | 5 | 162 | 362 | 199 |
| 416 | Transport | 8 | 162 | 310 | 502 |
| 416 | Sea | 8 | 162 | 277 | 411 |
| 416 | North America | 8 | 162 | 444 | 461 |
| 420 | Statistics | 11 | 161 | 1470 | 1538 |
| 420 | Comparative Physiology | 3 | 161 | 739 | 596 |
| 422 | Computer Engineering | 5 | 159 | 737 | 479 |
| 423 | proteins | 10 | 158 | 1187 | 1638 |
| 424 | Digestive system diseases | 3 | 157 | 976 | 739 |
| 425 | Clinical Pharmacology | 10 | 156 | 808 | 1081 |
| 425 | complementary therapies | 8 | 156 | 914 | 1130 |
| 425 | Chromatographic analysis | 11 | 156 | 996 | 1215 |
| 428 | Paleontology | 14 | 154 | 567 | 826 |
| 429 | Bioinformatics | 14 | 153 | 971 | 1732 |
| 430 | infection | 9 | 151 | 1017 | 1474 |
| 431 | Industrial Engineering | 14 | 149 | 781 | 1376 |
| 431 | Post-traumatic stress disorder | 3 | 149 | 771 | 634 |
| 433 | rare diseases | 7 | 148 | 384 | 552 |
| 434 | Freeze-Drying | 6 | 147 | 208 | 233 |
| 434 | Hypothermia | 6 | 147 | 208 | 233 |
| 434 | Freeze Drying | 6 | 147 | 208 | 233 |
| 437 | Chemical Ecology | 7 | 145 | 289 | 451 |
| 437 | Hypertension | 7 | 145 | 1101 | 1756 |
| 437 | pheromones | 7 | 145 | 263 | 423 |
| 440 | Computational Biology | 12 | 144 | 1304 | 2147 |
| 441 | Linguistics | 37 | 141 | 243 | 742 |
| 442 | Mineralogy | 5 | 140 | 1099 | 995 |
| 442 | mycoses | 9 | 140 | 400 | 967 |
| 444 | Extreme environments | 6 | 139 | 113 | 215 |
| 445 | industrial hygiene | 27 | 138 | 165 | 436 |
| 445 | Alternative Medicine | 4 | 138 | 1330 | 1185 |
| 445 | Quantum Optics | 13 | 138 | 347 | 538 |
| 445 | Sedimentary rocks | 5 | 138 | 430 | 469 |
| 449 | Physical fitness | 10 | 137 | 485 | 786 |
| 449 | data collection | 3 | 137 | 1219 | 1065 |
| 449 | carbon monoxide | 5 | 137 | 204 | 334 |
| 449 | Nonlinear mechanics | 13 | 137 | 106 | 252 |
| 453 | city planning | 10 | 136 | 785 | 1118 |
| 454 | Laser Spectroscopy | 12 | 135 | 339 | 509 |
| 454 | international cooperation | 4 | 135 | 476 | 467 |
| 456 | Clinical Immunology | 3 | 134 | 1198 | 1060 |
| 456 | atmosphere | 3 | 134 | 824 | 662 |
| 458 | Surface-Active Agents | 4 | 133 | 1016 | 1109 |
| 458 | Economic Thought | 1 | 133 | 521 | 342 |
| 458 | Chromatography | 9 | 133 | 956 | 1226 |
| 458 | Surface properties | 4 | 133 | 1090 | 1204 |
| 458 | economic conditions | 2 | 133 | 622 | 414 |
| 458 | Bacterial infections | 5 | 133 | 635 | 1017 |
| 464 | Adolescent Medicine | 3 | 132 | 604 | 813 |
| 465 | Combustion | 13 | 131 | 584 | 1011 |
| 465 | Tourism | 6 | 131 | 1079 | 1405 |
| 467 | Evolutionary Genetics | 9 | 130 | 236 | 533 |
| 467 | Molecular Epidemiology | 9 | 130 | 236 | 533 |
| 469 | Molecular Microbiology | 3 | 129 | 871 | 1034 |
| 469 | Business | 19 | 129 | 736 | 1827 |
| 469 | Entropy | 13 | 129 | 356 | 623 |
| 472 | Food Preservation | 8 | 128 | 386 | 416 |
| 473 | Database Management | 14 | 127 | 314 | 625 |
| 473 | Plant Ecology | 11 | 127 | 896 | 1692 |
| 473 | lasers | 25 | 127 | 711 | 1560 |
| 476 | Artificial Organs | 6 | 126 | 460 | 412 |
| 477 | Political Science | 30 | 125 | 457 | 965 |
| 478 | Photobiology | 8 | 124 | 736 | 1093 |
| 478 | cell adhesion molecules | 2 | 124 | 257 | 314 |
| 478 | medical education | 3 | 124 | 1833 | 1294 |
| 478 | Cell communication | 2 | 124 | 790 | 664 |
| 482 | Entomology | 6 | 123 | 1677 | 1494 |
| 483 | Developmental Biology | 1 | 122 | 2985 | 2127 |
| 483 | Bacteria | 3 | 122 | 350 | 432 |
| 483 | Bacterial diseases | 2 | 122 | 391 | 270 |
| 486 | Analytical Biochemistry | 15 | 121 | 710 | 1506 |
| 487 | Educational evaluation | 16 | 119 | 21 | 80 |
| 488 | Host-parasite interactions | 3 | 118 | 1315 | 1624 |
| 489 | Biopharmaceutics | 3 | 117 | 1173 | 1141 |
| 489 | freshwater biology | 5 | 117 | 669 | 764 |
| 491 | Ocean Engineering | 12 | 116 | 880 | 1507 |
| 492 | Chromosome mapping | 1 | 115 | 2983 | 2008 |
| 492 | gene mapping | 1 | 115 | 3222 | 2281 |
| 494 | Water quality management | 9 | 114 | 1038 | 1464 |
| 494 | hazard mitigation | 5 | 114 | 672 | 802 |
| 496 | Child | 11 | 113 | 1251 | 1951 |
| 497 | Structural dynamics | 5 | 112 | 763 | 1008 |
| 497 | Engineering Mathematics | 15 | 112 | 746 | 1216 |
| 497 | Technology Assessment | 3 | 112 | 388 | 459 |
| 500 | Dentistry | 11 | 111 | 339 | 432 |
| 500 | biological invasions | 6 | 111 | 367 | 560 |
| 502 | feeding behavior | 2 | 109 | 889 | 759 |
| 502 | Appetite | 2 | 109 | 774 | 697 |
| 502 | bees | 4 | 109 | 315 | 283 |
| 505 | Music | 10 | 108 | 385 | 486 |
| 505 | Crystal growth | 8 | 108 | 619 | 940 |
| 505 | Japan | 7 | 108 | 1339 | 1411 |
| 508 | Industrial Microbiology | 4 | 107 | 1807 | 2175 |
| 508 | Primates | 13 | 107 | 266 | 565 |
| 510 | Pediatric Neurology | 2 | 106 | 1205 | 1398 |
| 510 | Evidence-Based Medicine | 2 | 106 | 1000 | 631 |
| 510 | Combinatorial analysis | 11 | 106 | 466 | 474 |
| 513 | Systems Analysis | 7 | 105 | 703 | 865 |
| 513 | Dynamics | 19 | 105 | 467 | 1044 |
| 515 | Automation | 10 | 104 | 1300 | 2049 |
| 515 | voice | 8 | 104 | 246 | 352 |
| 515 | drug resistance | 9 | 104 | 304 | 786 |
| 518 | Quantum Communication | 3 | 102 | 198 | 236 |
| 518 | Marine biodiversity | 9 | 102 | 71 | 101 |
| 520 | Process Control | 3 | 101 | 927 | 1156 |
| 520 | Invertebrates | 3 | 101 | 612 | 491 |
| 522 | Measurement | 9 | 100 | 734 | 1133 |
| 522 | Europe | 14 | 100 | 1425 | 2535 |
| 524 | nuclear magnetic resonance | 6 | 98 | 775 | 853 |
| 525 | Fishery management | 5 | 97 | 623 | 680 |
| 525 | land degradation | 2 | 97 | 629 | 525 |
| 525 | degradation | 2 | 97 | 629 | 525 |
| 528 | Cytogenetics | 1 | 96 | 2314 | 1814 |
| 528 | Crystallography | 21 | 96 | 582 | 945 |
| 528 | health planning | 10 | 96 | 1154 | 1834 |
| 531 | Medical Laboratory Science | 6 | 95 | 1669 | 2607 |
| 531 | Laser therapy | 6 | 95 | 278 | 294 |
| 533 | Public Policy | 8 | 94 | 1044 | 1762 |
| 533 | Solar System | 8 | 94 | 473 | 764 |
| 535 | Logistics | 6 | 93 | 324 | 611 |
| 535 | Bioremediation | 3 | 93 | 856 | 937 |
| 535 | Recycling | 1 | 93 | 1103 | 1019 |
| 535 | Marine algae | 5 | 93 | 75 | 91 |
| 539 | Soil Science | 8 | 91 | 1188 | 1849 |
| 539 | Nondestructive testing | 2 | 91 | 920 | 591 |
| 539 | Applied Linguistics | 20 | 91 | 111 | 382 |
| 542 | Political Sociology | 16 | 89 | 123 | 378 |
| 542 | Computer-Aided Design | 10 | 89 | 594 | 1113 |
| 544 | Petrology | 1 | 88 | 1254 | 909 |
| 544 | Paleopathology | 1 | 88 | 533 | 193 |
| 544 | pain | 3 | 88 | 1417 | 1503 |
| 544 | Aquatic ecology | 6 | 88 | 645 | 846 |
| 548 | Computational Fluid Dynamics | 4 | 87 | 532 | 577 |
| 548 | Primary health care | 6 | 87 | 1281 | 1675 |
| 548 | Microscopy | 7 | 87 | 896 | 1164 |
| 551 | Simulation Methods | 6 | 86 | 604 | 822 |
| 551 | Phytotherapy | 4 | 86 | 519 | 713 |
| 551 | synthesis | 7 | 86 | 639 | 699 |
| 554 | Infections | 5 | 85 | 938 | 1501 |
| 555 | Internet of Things | 4 | 84 | 955 | 1181 |
| 555 | Pharmaceutical Technology | 4 | 84 | 1383 | 1655 |
| 555 | Nuclear Chemistry | 17 | 84 | 403 | 774 |
| 555 | Radiochemistry | 17 | 84 | 352 | 695 |
| 555 | Technological Innovations | 7 | 84 | 602 | 1108 |
| 555 | clay | 2 | 84 | 964 | 966 |
| 555 | Attention | 4 | 84 | 1558 | 1837 |
| 562 | Nonlinear functional analysis | 14 | 83 | 380 | 848 |
| 562 | Cerebral cortex | 2 | 83 | 1073 | 1064 |
| 564 | Antiviral agents | 4 | 82 | 271 | 361 |
| 564 | Multimedia Systems | 7 | 82 | 1220 | 1532 |
| 566 | Human Geography | 4 | 81 | 878 | 925 |
| 566 | drug development | 2 | 81 | 1394 | 1756 |
| 566 | Immune system | 2 | 81 | 1316 | 1497 |
| 569 | Medical innovations | 1 | 80 | 1802 | 1900 |
| 569 | Fungi | 2 | 80 | 1250 | 1179 |
| 569 | Culture | 6 | 80 | 715 | 709 |
| 572 | Diagnostic Imaging | 8 | 79 | 1283 | 2037 |
| 572 | Medical Anthropology | 3 | 79 | 1294 | 1688 |
| 572 | Herbal medicine | 2 | 79 | 1000 | 1056 |
| 572 | Multiple sclerosis | 4 | 79 | 520 | 457 |
| 576 | Oral Medicine | 13 | 78 | 255 | 542 |
| 576 | Heterocyclic chemistry | 7 | 78 | 241 | 238 |
| 576 | bioclimatology | 8 | 78 | 448 | 962 |
| 576 | Probiotics | 2 | 78 | 229 | 188 |
| 580 | Green Chemistry | 4 | 77 | 1603 | 2211 |
| 580 | Yeast | 1 | 77 | 742 | 527 |
| 582 | Functional Analysis | 12 | 76 | 579 | 938 |
| 582 | Bipolar Disorder | 1 | 76 | 590 | 441 |
| 582 | technical education | 2 | 76 | 812 | 560 |
| 582 | drug therapy | 4 | 76 | 2104 | 2623 |
| 582 | Memory | 4 | 76 | 1622 | 2064 |
| 587 | Differential Equations | 11 | 75 | 454 | 722 |
| 587 | soil pollution | 8 | 75 | 212 | 556 |
| 589 | geological modeling | 4 | 74 | 433 | 471 |
| 589 | Consciousness | 3 | 74 | 457 | 476 |
| 591 | Bioenergetics | 8 | 73 | 442 | 1049 |
| 591 | Magnetic Resonance Imaging | 4 | 73 | 407 | 514 |
| 591 | Energy metabolism | 8 | 73 | 340 | 753 |
| 591 | Waste management | 5 | 73 | 1173 | 1411 |
| 591 | Water Purification | 5 | 73 | 940 | 1169 |
| 591 | Membranes | 8 | 73 | 1140 | 2161 |
| 597 | Plant Morphology | 7 | 72 | 287 | 540 |
| 598 | Microorganisms | 1 | 71 | 1743 | 1542 |
| 598 | Perception | 4 | 71 | 1658 | 2063 |
| 600 | Microbial Biotechnology | 3 | 70 | 1057 | 1198 |
| 600 | Climate change | 3 | 70 | 1027 | 1778 |
| 600 | Metabolic syndrome | 4 | 70 | 177 | 299 |
| 600 | Calculus of Variations | 7 | 70 | 261 | 353 |
| 600 | Eutrophication | 3 | 70 | 968 | 1731 |
| 605 | Social Movements | 16 | 69 | 9 | 87 |
| 605 | Psychoneuroimmunology | 2 | 69 | 819 | 1036 |
| 605 | Quantum electronics | 10 | 69 | 956 | 1548 |
| 605 | Neuroimmunology | 2 | 69 | 902 | 1107 |
| 605 | Environmental Geochemistry | 6 | 69 | 276 | 616 |
| 605 | Social policy | 16 | 69 | 310 | 888 |
| 605 | Infrared spectroscopy | 4 | 69 | 213 | 333 |
| 605 | breastfeeding | 1 | 69 | 959 | 570 |
| 605 | Chemical processes | 1 | 69 | 1158 | 595 |
| 605 | Minerals | 6 | 69 | 470 | 867 |
| 615 | Radiography | 3 | 68 | 846 | 1179 |
| 615 | Industrial Safety | 10 | 68 | 548 | 1275 |
| 615 | preimplantation genetic diagnosis | 4 | 68 | 411 | 541 |
| 615 | embryo transfer | 4 | 68 | 428 | 557 |
| 615 | analysis | 4 | 68 | 264 | 378 |
| 615 | tomography | 1 | 68 | 719 | 375 |
| 621 | Information Systems | 6 | 67 | 956 | 1566 |
| 621 | Urban Geography | 1 | 67 | 385 | 243 |
| 621 | Microwaves | 15 | 67 | 656 | 1268 |
| 621 | Evolution | 4 | 67 | 1615 | 2199 |
| 625 | Teaching | 18 | 66 | 547 | 1472 |
| 625 | Solutions | 2 | 66 | 500 | 327 |
| 625 | biological agents | 16 | 66 | 123 | 226 |
| 628 | infrared radiation | 1 | 65 | 1119 | 543 |
| 628 | Heat Exchangers | 5 | 65 | 1005 | 1610 |
| 628 | Scheduling | 3 | 65 | 110 | 145 |
| 628 | Child welfare | 4 | 65 | 963 | 1120 |
| 628 | Production Scheduling | 3 | 65 | 110 | 145 |
| 628 | Porous materials | 12 | 65 | 232 | 696 |
| 628 | nucleotides | 4 | 65 | 298 | 223 |
| 635 | Ethnobotany | 1 | 64 | 325 | 308 |
| 635 | Pharmacokinetics | 2 | 64 | 1127 | 1182 |
| 635 | Traditional medicine | 1 | 64 | 367 | 319 |
| 635 | ethnobiology | 1 | 64 | 437 | 355 |
| 635 | Australia | 7 | 64 | 1250 | 1899 |
| 635 | Ethnomedicine | 1 | 64 | 325 | 308 |
| 641 | Structural Engineering | 10 | 63 | 919 | 1632 |
| 641 | rehabilitation | 5 | 63 | 1836 | 2642 |
| 643 | Cosmology | 3 | 62 | 602 | 608 |
| 643 | Fiber Optics | 7 | 62 | 687 | 1096 |
| 643 | Radioisotopes | 7 | 62 | 769 | 1042 |
| 643 | vascular diseases | 1 | 62 | 1155 | 1035 |
| 643 | Human biology | 5 | 62 | 453 | 638 |
| 648 | Neural circuitry | 4 | 61 | 1777 | 2329 |
| 648 | Proteome | 2 | 61 | 1484 | 1695 |
| 650 | Chemical analysis | 2 | 60 | 1508 | 1472 |
| 650 | Social behavior | 3 | 60 | 1147 | 1367 |
| 652 | Health Services Research | 3 | 59 | 1843 | 2028 |
| 652 | Neurotoxicology | 5 | 59 | 404 | 884 |
| 652 | Algorithms | 6 | 59 | 429 | 645 |
| 652 | Apoptosis | 5 | 59 | 145 | 426 |
| 652 | neurotoxins | 5 | 59 | 145 | 426 |
| 652 | Neurotoxic agents | 5 | 59 | 145 | 426 |
| 652 | Multiphase Flow | 3 | 59 | 412 | 525 |
| 652 | locomotion | 1 | 59 | 1076 | 792 |
| 652 | Child Development | 5 | 59 | 1476 | 2311 |
| 652 | posture | 1 | 59 | 1076 | 792 |
| 652 | International Finance | 9 | 59 | 956 | 1743 |
| 652 | Malaria | 4 | 59 | 628 | 929 |
| 652 | gait | 1 | 59 | 1076 | 792 |
| 652 | Nerve regeneration | 5 | 59 | 145 | 426 |
| 652 | walking | 1 | 59 | 1076 | 792 |
| 667 | Logic | 5 | 58 | 322 | 317 |
| 667 | Medical Imaging | 2 | 58 | 398 | 378 |
| 667 | Control Theory | 7 | 58 | 1184 | 1644 |
| 667 | Detectors | 6 | 58 | 1103 | 1748 |
| 671 | Ethics | 1 | 57 | 1620 | 887 |
| 671 | Algebra | 20 | 57 | 486 | 888 |
| 673 | Visual Perception | 3 | 56 | 1751 | 2104 |
| 674 | Graph Theory | 6 | 55 | 470 | 499 |
| 674 | Neurovirology | 4 | 55 | 188 | 354 |
| 674 | Fuzzy systems | 7 | 55 | 1014 | 1458 |
| 677 | Energy Consumption | 2 | 54 | 515 | 667 |
| 677 | Child psychology | 3 | 54 | 1400 | 1874 |
| 677 | body temperature | 3 | 54 | 511 | 637 |
| 680 | Immunotherapy | 5 | 53 | 1652 | 2751 |
| 680 | Databases | 1 | 53 | 638 | 463 |
| 680 | Cardiovascular diseases | 4 | 53 | 1527 | 1988 |
| 680 | X-rays | 3 | 53 | 680 | 661 |
| 680 | Biomass | 2 | 53 | 903 | 1163 |
| 685 | Population Genetics | 2 | 52 | 1402 | 1732 |
| 685 | Depression | 2 | 52 | 472 | 744 |
| 685 | Cell differentiation | 2 | 52 | 1946 | 2513 |
| 685 | Developmental Immunology | 3 | 52 | 604 | 940 |
| 685 | commerce | 12 | 52 | 653 | 1704 |
| 690 | Sustainable Engineering | 4 | 51 | 1481 | 2219 |
| 690 | Medical Oncology | 3 | 51 | 1921 | 2597 |
| 690 | Mass Media | 25 | 51 | 130 | 562 |
| 690 | supercritical fluids | 3 | 51 | 392 | 609 |
| 690 | African Americans | 1 | 51 | 327 | 140 |
| 690 | African American | 1 | 51 | 259 | 115 |
| 690 | Bones | 2 | 51 | 990 | 1306 |
| 697 | Thermodynamics | 6 | 50 | 854 | 1074 |
| 697 | Crystallization | 4 | 50 | 455 | 473 |
| 697 | Estuaries | 1 | 50 | 260 | 265 |
| 697 | Sun | 5 | 50 | 290 | 432 |
| 697 | prostaglandins | 2 | 50 | 585 | 645 |
| 702 | Naval Architecture | 3 | 49 | 369 | 356 |
| 702 | Semiconductors | 10 | 49 | 1249 | 2282 |
| 702 | Magnetic Materials | 4 | 49 | 1469 | 1757 |
| 702 | Stem cells | 4 | 49 | 1420 | 2169 |
| 702 | Radiation effects | 2 | 49 | 819 | 1009 |
| 702 | pigments | 6 | 49 | 573 | 1106 |
| 708 | Organizational Sociology | 11 | 48 | 107 | 426 |
| 708 | Hydrodynamics | 6 | 48 | 420 | 808 |
| 708 | Drug delivery systems | 5 | 48 | 1283 | 2363 |
| 708 | Library Science | 22 | 48 | 162 | 758 |
| 708 | construction industry | 4 | 48 | 105 | 161 |
| 708 | Women's health | 1 | 48 | 2373 | 1720 |
| 714 | electrocatalysis | 1 | 47 | 237 | 132 |
| 715 | Neuromuscular diseases | 2 | 46 | 782 | 922 |
| 715 | food service | 2 | 46 | 118 | 73 |
| 715 | Muscles | 2 | 46 | 1061 | 1350 |
| 715 | Kidney diseases | 5 | 46 | 814 | 1347 |
| 719 | Physical Therapy | 2 | 45 | 1639 | 1803 |
| 719 | Functional equations | 2 | 45 | 250 | 111 |
| 719 | Developmental Neurobiology | 6 | 45 | 314 | 733 |
| 719 | Randomized Controlled Trials | 4 | 45 | 1021 | 1357 |
| 719 | Protozoa | 2 | 45 | 530 | 628 |
| 724 | Rheumatology | 1 | 44 | 1835 | 1617 |
| 724 | Energy Storage | 7 | 44 | 840 | 1662 |
| 724 | Oral Pathology | 1 | 44 | 208 | 163 |
| 724 | Radiation Protection | 4 | 44 | 592 | 564 |
| 724 | health behavior | 3 | 44 | 994 | 1404 |
| 724 | Carcinogenesis | 2 | 44 | 1291 | 1667 |
| 724 | Feminism | 17 | 44 | 144 | 601 |
| 724 | Geodynamics | 2 | 44 | 1012 | 1113 |
| 724 | peptides | 5 | 44 | 602 | 1033 |
| 724 | arthritis | 1 | 44 | 1829 | 1933 |
| 734 | Dental Public Health | 1 | 43 | 295 | 203 |
| 734 | Conservation Biology | 2 | 43 | 1447 | 1695 |
| 734 | Atmospheric Chemistry | 2 | 43 | 1053 | 1368 |
| 734 | Molecular recognition | 1 | 43 | 468 | 332 |
| 734 | Plant physiology | 4 | 43 | 1846 | 2792 |
| 734 | Radiobiology | 1 | 43 | 2229 | 1984 |
| 734 | food contamination | 5 | 43 | 775 | 1380 |
| 741 | Hydraulic Engineering | 5 | 42 | 736 | 1185 |
| 741 | Natural resources | 5 | 42 | 557 | 1158 |
| 741 | radiation monitoring | 3 | 42 | 641 | 549 |
| 741 | pain management | 1 | 42 | 1138 | 872 |
| 741 | ovary | 2 | 42 | 297 | 400 |
| 741 | Building | 8 | 42 | 273 | 625 |
| 741 | Radiation dosimetry | 3 | 42 | 492 | 419 |
| 748 | Soil Mechanics | 3 | 41 | 1107 | 1453 |
| 748 | Rock Mechanics | 3 | 41 | 915 | 1208 |
| 748 | carcinogens | 2 | 41 | 1286 | 1673 |
| 748 | plant molecular biology | 2 | 41 | 1799 | 2400 |
| 748 | Pituitary gland | 2 | 41 | 281 | 343 |
| 748 | livestock | 3 | 41 | 510 | 579 |
| 754 | Discrete Mathematics | 3 | 40 | 337 | 198 |
| 754 | Business Ethics | 2 | 40 | 1081 | 1507 |
| 754 | Semiotics | 23 | 40 | 36 | 211 |
| 754 | Plastics | 3 | 40 | 1753 | 2075 |
| 754 | graph | 3 | 40 | 337 | 198 |
| 754 | mutagens | 1 | 40 | 1374 | 1493 |
| 754 | Population | 2 | 40 | 1105 | 1343 |
| 754 | mammals | 2 | 40 | 1271 | 1304 |
| 762 | Archaeology | 8 | 39 | 764 | 1350 |
| 762 | Development Economics | 3 | 39 | 421 | 601 |
| 762 | Topology | 6 | 39 | 182 | 250 |
| 762 | Antibacterial agents | 1 | 39 | 1267 | 1290 |
| 762 | child behavior | 2 | 39 | 474 | 593 |
| 762 | children | 2 | 39 | 578 | 655 |
| 768 | Enzyme inhibitors | 4 | 38 | 292 | 663 |
| 768 | Africa | 5 | 38 | 1176 | 1547 |
| 768 | Fluorescence | 3 | 38 | 437 | 549 |
| 771 | Organometallic compounds | 5 | 37 | 992 | 1607 |
| 771 | Plant diseases | 3 | 37 | 1941 | 2344 |
| 773 | Agricultural Chemistry | 4 | 36 | 2169 | 3215 |
| 773 | Highway Engineering | 2 | 36 | 484 | 550 |
| 773 | Animal husbandry | 2 | 36 | 385 | 448 |
| 773 | Climate | 2 | 36 | 748 | 1031 |
| 773 | biological evolution | 3 | 36 | 2070 | 3153 |
| 773 | weather | 2 | 36 | 720 | 989 |
| 773 | plant oils | 3 | 36 | 220 | 334 |
| 773 | enzymes | 1 | 36 | 2421 | 2340 |
| 781 | Occupational Therapy | 8 | 35 | 579 | 1116 |
| 781 | Embedded Systems | 1 | 35 | 381 | 279 |
| 781 | Occupational Health | 8 | 35 | 578 | 1400 |
| 781 | Nanophotonics | 1 | 35 | 580 | 607 |
| 785 | social science | 1 | 34 | 284 | 336 |
| 785 | Chemical industry | 1 | 34 | 2257 | 1702 |
| 787 | Food Safety | 3 | 33 | 251 | 463 |
| 787 | Mineral resources | 1 | 33 | 1114 | 1134 |
| 787 | Adolescent | 5 | 33 | 1692 | 2831 |
| 787 | Familial diseases | 1 | 33 | 416 | 363 |
| 791 | Industrial Policy | 2 | 32 | 614 | 746 |
| 791 | Gerontology | 3 | 32 | 1991 | 2441 |
| 791 | Turbulence | 3 | 32 | 237 | 342 |
| 791 | Asia | 2 | 32 | 3670 | 3459 |
| 795 | Urban Policy | 21 | 31 | 151 | 1371 |
| 795 | Palynology | 5 | 31 | 145 | 355 |
| 795 | Environmental Economics | 1 | 31 | 788 | 648 |
| 795 | Immunopharmacology | 3 | 31 | 1218 | 1905 |
| 795 | Globalization | 3 | 31 | 558 | 973 |
| 795 | Sleep | 7 | 31 | 1068 | 2221 |
| 795 | Plants | 3 | 31 | 2087 | 2863 |
| 802 | Literature | 12 | 30 | 307 | 223 |
| 802 | Energy Conversion | 4 | 30 | 1137 | 2024 |
| 802 | Plant Taxonomy | 2 | 30 | 507 | 589 |
| 802 | Machine Learning | 4 | 30 | 289 | 571 |
| 802 | Nanoparticles | 4 | 30 | 1698 | 2771 |
| 802 | fuel cells | 4 | 30 | 1163 | 1933 |
| 802 | Asymmetric synthesis | 5 | 30 | 32 | 150 |
| 802 | textile fibers | 2 | 30 | 587 | 590 |
| 802 | data protection | 1 | 30 | 1125 | 810 |
| 811 | Marine Geophysics | 3 | 29 | 269 | 432 |
| 811 | Watershed management | 4 | 29 | 152 | 362 |
| 811 | toxicity testing | 2 | 29 | 1021 | 1459 |
| 811 | fossil | 2 | 29 | 50 | 57 |
| 811 | Vision | 1 | 29 | 1028 | 1090 |
| 811 | Hippocampus | 1 | 29 | 504 | 658 |
| 811 | concrete | 5 | 29 | 749 | 1581 |
| 811 | Soil ecology | 1 | 29 | 1282 | 1391 |
| 819 | Nephrology | 2 | 28 | 716 | 1112 |
| 819 | Social Psychology | 2 | 28 | 2506 | 3056 |
| 819 | Foraminifera | 2 | 28 | 114 | 168 |
| 819 | Cardiac rehabilitation | 1 | 28 | 154 | 202 |
| 819 | Computational Complexity | 7 | 28 | 608 | 1296 |
| 819 | Foodborne diseases | 3 | 28 | 238 | 516 |
| 819 | heredity | 1 | 28 | 1172 | 1062 |
| 819 | Genes | 1 | 28 | 1942 | 1946 |
| 827 | Ergonomics | 1 | 27 | 1701 | 1469 |
| 827 | Emerging infectious diseases | 1 | 27 | 749 | 898 |
| 827 | Bioavailability | 2 | 27 | 103 | 176 |
| 827 | consumer behavior | 1 | 27 | 931 | 1022 |
| 827 | Chemical kinetics | 5 | 27 | 553 | 900 |
| 827 | biobanks | 4 | 27 | 90 | 258 |
| 827 | protein | 2 | 27 | 1533 | 1884 |
| 827 | particles | 1 | 27 | 1776 | 1667 |
| 827 | Granular materials | 1 | 27 | 1099 | 1170 |
| 836 | Game Theory | 2 | 26 | 652 | 710 |
| 836 | Global Health | 4 | 26 | 1000 | 1831 |
| 836 | Computer Architecture | 5 | 26 | 411 | 721 |
| 836 | Computer Vision | 5 | 26 | 951 | 1964 |
| 836 | Stochastic Processes | 4 | 26 | 737 | 1207 |
| 836 | Green Technology | 3 | 26 | 360 | 886 |
| 836 | Genetic testing | 2 | 26 | 494 | 581 |
| 836 | Marine mineral resources | 2 | 26 | 212 | 259 |
| 836 | Seabed | 2 | 26 | 212 | 259 |
| 836 | Cytokine | 2 | 26 | 564 | 996 |
| 846 | Systems Theory | 2 | 25 | 507 | 521 |
| 846 | Nuclear Engineering | 8 | 25 | 1105 | 2046 |
| 846 | Nuclear Energy | 8 | 25 | 699 | 1379 |
| 846 | Solar Energy | 3 | 25 | 1828 | 2953 |
| 846 | Contraception | 2 | 25 | 811 | 1212 |
| 846 | Reproductive health | 2 | 25 | 1066 | 1521 |
| 846 | risk factors | 2 | 25 | 902 | 1260 |
| 846 | Alloys | 5 | 25 | 183 | 337 |
| 846 | ecotourism | 1 | 25 | 443 | 538 |
| 846 | South America | 7 | 25 | 25 | 61 |
| 846 | Birth control | 2 | 25 | 629 | 1029 |
| 857 | Cybernetics | 4 | 24 | 1409 | 2495 |
| 857 | Social Networks | 2 | 24 | 418 | 631 |
| 857 | Soft Condensed Matter | 4 | 24 | 957 | 1744 |
| 857 | Entrepreneurship | 1 | 24 | 1495 | 1690 |
| 857 | Developmental Disabilities | 3 | 24 | 989 | 1768 |
| 857 | Welding | 3 | 24 | 298 | 332 |
| 857 | Hydrocarbons | 1 | 24 | 236 | 204 |
| 864 | Seismology | 1 | 23 | 839 | 792 |
| 864 | Sustainable agriculture | 3 | 23 | 771 | 1368 |
| 864 | Emergency Medicine | 2 | 23 | 1721 | 2065 |
| 864 | Genetic disorders | 1 | 23 | 798 | 917 |
| 864 | international trade | 5 | 23 | 510 | 1112 |
| 864 | Earthquakes | 1 | 23 | 661 | 599 |
| 864 | Roads | 2 | 23 | 929 | 997 |
| 864 | Therapeutics | 1 | 23 | 2947 | 3306 |
| 864 | scientific societies | 1 | 23 | 1351 | 1449 |
| 864 | Interactive multimedia | 2 | 23 | 763 | 1113 |
| 874 | Inventory Control | 3 | 22 | 45 | 258 |
| 874 | behavioral medicine | 3 | 22 | 1356 | 2705 |
| 874 | medical errors | 1 | 22 | 142 | 151 |
| 874 | Research Design | 2 | 22 | 1559 | 2278 |
| 874 | vibration | 2 | 22 | 1422 | 1812 |
| 874 | Functional foods | 3 | 22 | 358 | 903 |
| 874 | Plant tissue culture | 1 | 22 | 1193 | 1344 |
| 874 | animals | 5 | 22 | 1004 | 1851 |
| 874 | curriculum evaluation | 1 | 22 | 640 | 618 |
| 874 | safety | 1 | 22 | 186 | 207 |
| 874 | viruses | 1 | 22 | 2179 | 2724 |
| 874 | Social work | 2 | 22 | 1796 | 2069 |
| 874 | Plant cell culture | 1 | 22 | 1099 | 1324 |
| 874 | Informatics | 1 | 22 | 1467 | 1548 |
| 874 | Disease | 2 | 22 | 434 | 993 |
| 889 | Humanities | 3 | 21 | 1814 | 2252 |
| 889 | Polymer Engineering | 1 | 21 | 287 | 225 |
| 889 | Special Education | 8 | 21 | 412 | 1069 |
| 889 | Pediatric Hematology | 1 | 21 | 672 | 529 |
| 889 | Health Information Management | 1 | 21 | 610 | 980 |
| 889 | Multicultural Education | 2 | 21 | 466 | 577 |
| 889 | nuclear astrophysics | 2 | 21 | 552 | 750 |
| 889 | Knowledge management | 4 | 21 | 274 | 743 |
| 889 | Carbohydrates | 2 | 21 | 582 | 961 |
| 889 | Learning | 2 | 21 | 1451 | 2080 |
| 889 | Middle East | 2 | 21 | 1264 | 1308 |
| 889 | Agricultural systems | 1 | 21 | 602 | 861 |
| 889 | Marine mammals | 1 | 21 | 449 | 519 |
| 902 | Law | 12 | 20 | 514 | 1166 |
| 902 | Earthquake Engineering | 3 | 20 | 1313 | 2084 |
| 902 | Pediatric Nursing | 1 | 20 | 770 | 836 |
| 902 | Social Entrepreneurship | 1 | 20 | 285 | 387 |
| 902 | Evolutionary Computation | 2 | 20 | 594 | 1023 |
| 902 | men | 1 | 20 | 606 | 651 |
| 902 | natural gas | 3 | 20 | 423 | 876 |
| 902 | biopolymers | 3 | 20 | 1225 | 2054 |
| 902 | Growth factors | 1 | 20 | 585 | 885 |
| 911 | Emergency Medical Services | 1 | 19 | 1291 | 1335 |
| 911 | Proteomics | 2 | 19 | 1456 | 2304 |
| 911 | Marine Biotechnology | 1 | 19 | 438 | 634 |
| 911 | Online social networks | 1 | 19 | 669 | 697 |
| 911 | Corporate Social Responsibility | 1 | 19 | 590 | 929 |
| 911 | environmental auditing | 1 | 19 | 614 | 944 |
| 911 | High performance computing | 2 | 19 | 97 | 91 |
| 911 | carbonate rocks | 1 | 19 | 284 | 218 |
| 919 | Plant Genetics | 1 | 18 | 1113 | 1384 |
| 919 | Ceramics | 3 | 18 | 1658 | 2312 |
| 919 | Supply Chain Management | 1 | 18 | 122 | 103 |
| 919 | Electromagnetism | 2 | 18 | 1321 | 1639 |
| 919 | Geomagnetism | 1 | 18 | 904 | 1044 |
| 919 | Hemostasis | 1 | 18 | 1308 | 1446 |
| 919 | Thrombosis | 1 | 18 | 1695 | 2009 |
| 919 | Intellectual Property | 2 | 18 | 280 | 239 |
| 919 | Plant genetic engineering | 1 | 18 | 1496 | 1757 |
| 919 | Religion and Psychology | 5 | 18 | 335 | 952 |
| 919 | consumers | 1 | 18 | 690 | 791 |
| 919 | Glass | 3 | 18 | 1232 | 1992 |
| 919 | multimedia | 1 | 18 | 892 | 1042 |
| 919 | pottery | 3 | 18 | 1173 | 1920 |
| 919 | amino acids | 1 | 18 | 1079 | 1347 |
| 919 | Peasants | 1 | 18 | 197 | 259 |
| 935 | Urban Planning | 2 | 17 | 476 | 890 |
| 935 | Neurogenetics | 1 | 17 | 619 | 735 |
| 935 | Remote Sensing | 5 | 17 | 1234 | 2225 |
| 935 | Urbanization | 2 | 17 | 228 | 450 |
| 935 | Electron Microscopy | 1 | 17 | 725 | 768 |
| 935 | Decision making | 2 | 17 | 1856 | 2728 |
| 935 | Navier-Stokes equations | 1 | 17 | 272 | 223 |
| 935 | optical devices | 1 | 17 | 884 | 961 |
| 935 | antibiotics | 1 | 17 | 496 | 681 |
| 935 | drug toxicity | 1 | 17 | 963 | 1284 |
| 935 | Liver diseases | 1 | 17 | 2184 | 2743 |
| 946 | Philosophy | 31 | 16 | 401 | 1313 |
| 946 | Mobile Computing | 1 | 16 | 1770 | 1846 |
| 946 | Tribology | 3 | 16 | 1294 | 2059 |
| 946 | Ecological Genetics | 1 | 16 | 1128 | 1215 |
| 946 | Neuropsychiatry | 1 | 16 | 1349 | 1632 |
| 946 | Agricultural Ecology | 1 | 16 | 1808 | 2353 |
| 946 | Neurosurgery | 1 | 16 | 1607 | 1922 |
| 946 | Clinical Biochemistry | 1 | 16 | 2018 | 2313 |
| 946 | Environmental Education | 2 | 16 | 401 | 697 |
| 946 | Agronomy | 1 | 16 | 916 | 1179 |
| 946 | Animal Nutrition | 1 | 16 | 948 | 1083 |
| 946 | Sleep Disorders | 6 | 16 | 1138 | 2587 |
| 946 | Infection control | 1 | 16 | 749 | 1071 |
| 946 | Genetic algorithms | 1 | 16 | 563 | 776 |
| 946 | Biomarkers | 1 | 16 | 921 | 1084 |
| 946 | patents | 1 | 16 | 207 | 225 |
| 946 | Animal genetics | 1 | 16 | 992 | 1176 |
| 946 | big data | 4 | 16 | 489 | 1307 |
| 946 | Edible plants | 4 | 16 | 134 | 665 |
| 946 | Finite Element Method | 1 | 16 | 566 | 668 |
| 946 | Antibodies | 1 | 16 | 1155 | 1356 |
| 946 | Iron | 3 | 16 | 355 | 636 |
| 946 | Antigens | 1 | 16 | 1433 | 1690 |
| 946 | biochemical markers | 1 | 16 | 1280 | 1552 |
| 946 | pharmaceutical industry | 1 | 16 | 1125 | 1292 |
| 971 | Early Childhood Education | 1 | 15 | 925 | 968 |
| 971 | Computational Chemistry | 1 | 15 | 1105 | 1280 |
| 971 | Power Electronics | 1 | 15 | 1591 | 1861 |
| 971 | Information Retrieval | 1 | 15 | 905 | 1011 |
| 971 | preventive medicine | 1 | 15 | 2112 | 2604 |
| 971 | Vaccination | 1 | 15 | 583 | 821 |
| 971 | Random graphs | 2 | 15 | 193 | 238 |
| 971 | Sites | 1 | 15 | 878 | 1207 |
| 971 | child abuse | 1 | 15 | 1330 | 1708 |
| 980 | Phytochemistry | 1 | 14 | 648 | 863 |
| 980 | Geographic information systems | 4 | 14 | 994 | 2041 |
| 980 | Parallel Processing | 1 | 14 | 740 | 970 |
| 980 | Phytoremediation | 1 | 14 | 648 | 863 |
| 980 | environmental remediation | 1 | 14 | 781 | 1001 |
| 980 | Molecular evolution | 1 | 14 | 2430 | 3120 |
| 980 | Bioreactors | 1 | 14 | 648 | 863 |
| 980 | acupuncture | 1 | 14 | 507 | 358 |
| 980 | Shape Memory Alloys | 1 | 14 | 104 | 122 |
| 980 | elasticity | 1 | 14 | 393 | 418 |
| 980 | Shape memory polymers | 1 | 14 | 104 | 122 |
| 980 | Emulsions | 1 | 14 | 750 | 794 |
| 980 | Shape Memory Effect | 1 | 14 | 104 | 122 |
| 980 | Diplomatic relations | 11 | 14 | 258 | 743 |
| 980 | organization | 2 | 14 | 939 | 1468 |
| 980 | drug control | 1 | 14 | 686 | 900 |
| 980 | Stress | 1 | 14 | 570 | 796 |
| 980 | diseases | 1 | 14 | 654 | 1006 |
| 980 | Nitric oxide | 1 | 14 | 521 | 817 |
| 999 | Medical Technology | 2 | 13 | 2284 | 3639 |
| 999 | Robotics | 4 | 13 | 1583 | 2927 |